6. Sterna bergii. Swift (Crested) Tern.—Seen only on Cook's Rock, near Charley Island, and an occasional wanderer on the cruises. Probably breeds in a colony on one of the outer ring of islands.
7. Larus novæ-hollandiæ. Silver Gull.—A pair seen on Mondrain Island.
8. Gabianus pacificus. Pacific Gull.—Pairs seen on Mondrain, Charley and Woody Islands; young birds seen on Woody Islands.
9. Haematopus unicolor. Sooty Oyster-catcher.—Several seen on each island visited.
10. Nycticorax caledonicus. Nankeen Night-Heron.—Colony of at least forty pairs found breeding on Lion Island, November 26th, most of the nests containing young birds in varying stages of growth. The nests were on the ground, under shelter of a hedge of scrub.
11. Cereopsis novæ-hollandiæ. Cape Barren Goose.—Two pairs seen on Rob Island, and one pair secured. This bird is said to breed on several of the islands in October and November. It is not protected in this locality.
12. Phalacrocorax carbo. Cormorant.—Several of each species seen on reefs, but no breeding place noted.
13. Phalacrocorax fuscescens. White-breasted Cormorant. —
14. Astur noviæ-hollandiæ. White Goshawk.—One specimen seen on Woody Island.
15. Falco peregrinus. Black-cheeked Falcon..—Two pairs found breeding on Lion Island.
16. Cerchneis cenchroides. Nankeen Kestrel.—One seen on Gunton Island, where it Mas probably breeding in a hole in the cliff.
17. Ieracidea berigora. Brown Hawk.—Pair breeding on Charley Island.
18. Neophema petrophila. Rock Parrot.— Numerous on Charley and Woody Islands.
19. Pachycephala pectoralis. Yellow-breasted Whistler.— One male taken on Woody Island.
20. Sericornis maculata. Spotted Scrub-Wren.—One heard in the gully on Mondrain Island. (A specimen of this species was taken at Mississippi Bay on the mainland opposite Mondrain Island.)
21. Zosterops gouldi. Green-backed White-eye.—Common on Mondrain and Woody Islands.
22. Meliphaga virescens. Singing Honeyeater.—Very numerous on all the islands visited. (At Esperance the local name of this species is the "Dairy Bird.")
23. Meliornis novæ-hollandiæ. White-bearded Honey-eater.—Fairly plentiful on Mondrain and Woody Islands.
24. Anthus australis. Australian Pipit.—One specimen taken on Woody Island.
- ♀ Venus's Girdle— sign for female. ♂ Mars' arrow—sign for male.
